AccuMac AM1850 Manuel de l'utilisateur - Page 5

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AM1860/1850 Standard Platinum Resistance Thermometer
User's Guide

2 Specifications

2.1 Specifications
Temperature Range
R
tpw
Resistance Ratio
Drift at 0.01°C*
Repeatability
Thermal Shock
Self-heating
Measurement Current
Sensor Length
Insulation Resistance
Sheath Material
Dimension
External Leads
Termination
Handle Dimension
Calibration
1850: -200°C to 500°C
1860: -200°C to 670°C
Nominal 25 Ω or nominal 100 Ω
W(Ga)>=1.11807
W(Hg)<=0.844235
1850
ΔR(0.01°C ) <0.002 °C/100 hours at 500°C
ΔR(0.01°C ) <0.008 °C/year
1860
ΔR(0.01°C ) <0.003 °C/100 hours at 670°C
ΔR(0.01°C ) <0.01 °C/year
±0.0015 °C
±0.0015 °C after 10 times thermal cycles from minimum to
maximum temperatures
0.0015 °C at 1 mA current
1 mA
42 mm
>1000 MΩ at room temperature
TM
Inconel
1850: 6.35 mm (OD) X 480 mm (L)
1860: 6.35 mm (OD) X 500 mm (L)
Insulated copper wire, 4 leads, 2.5 meters
Gold-plated Spade
21mm (OD) X 80 mm (L)
Not included
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